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84 software integration engineer jobs at 44 companies in Hemet, CA

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Software Integration Test Engineer -SCADA
Irvine or Houston
$65k-$105k/yr HybridFull Time
ETAP
ETAP: Electrical power system modeling and analysis software solutions.
2+ YOE2+ years testing software integrations or enterprise/industrial applications; REST API and OPC UA familiarity; basic power systems understanding; strong troubleshooting and communication; U.S. work authorization required.
Postman, Swagger, Insomnia, OPC UA, Wireshark, Fiddler, JSON, XML, SQL, Python, PowerShell, Jira, REST APIs, OAuth
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Senior Software Engineer, Sensor Integration
Irvine, California, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
3+ YOE3+ years integrating or developing remote sensing systems; strong engineering background (CS, Software Engineering, Math, or Physics); proficiency in C++ and Rust; experience with large data processing; eligible for U.S. Secret clearance.
C++, Rust, Lattice OS
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Lead Software Integration & Test Engineer
Woburn or Boston or Arlington or Dayton or Melbourne or Carlsbad
$170k-$220k/yr OnsiteFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
8+ YOEAbility to obtain Top Secret clearance, Bachelor's in CS or related with 8+ years experience, strong modern C++ skills, multi-threading and performance optimization, test/integration experience, GitLab and CI/CD familiarity, leadership and mentoring ability.
C++, GitLab, CI/CD, DevSecOps, GPU, RDMA
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2mo
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Staff Integration & Test Software Engineer
Irvine or United States
$171k-$214k/yr HybridFull Time
Rivian and Volkswagen Group Technologies
Rivian and Volkswagen Group Technologies: Joint venture focused on software-defined vehicles and embedded systems.
8+ YOE8+ years Python and embedded software experience; strong QA and testing expertise; CI/CD familiarity; good communication; fast-paced work mindset.
Python, pytest, GitLab CI, Embedded software, Firmware testing
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2mo
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Sr. Electrical Integration Engineer
Irvine or Long Beach
$135k-$155k/yr OnsiteFull Time
ALTEN
ALTENEuronext Paris: ATE: Provides engineering and technology consulting services to industrial clients.
6+ YOEBS in Electrical, Computer, or Mechanical Engineering; 6+ yrs in complex electrical systems; 5+ yrs in mass production; DFM in automotive/high-volume; SDLC for networking/software; strong teamwork and problem-solving.
Electrical Engineering Tools, Embedded Software
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2mo
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Software Engineer (Range Systems)
Corona, California, United States
$115k-$150k/yr HybridFull Time
Saalex
Saalex: Provides engineering, IT, and mission support for defense agencies.
7+ YOE7+ years in systems/software engineering; experience with hardware/software integration; proficiency in C++, Java, Python, or C#; DoD or defense program exposure is a plus.
C++, Java, Python, C#, TCP/IP
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CONNECTIVITY SOFTWARE ENGINEER
Irvine, California, United States
$100k-$120k/yr OnsiteFull Time
Vensure Employer Solutions: Comprehensive HR, payroll, and benefits services for business employers.
15+ YOEBachelor's in CS/Software Engineering, 15+ years in embedded/networked software, strong C/C++, Python, JavaScript, HTML, GoLang skills; experience in software integration, system validation, HW-SW interfaces, SDLC and unit testing; strong problem-solving and communication.
C/C++, Python, JavaScript, HTML, GoLang
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Software Developer - Automation Solutions
San Juan Capistrano or Midvale or Dallas or San Antonio
$125k-$155k/yr HybridFull Time
Ensign Services
Ensign ServicesNASDAQ: ENSG: Provides administrative and clinical support to post-acute healthcare facilities.
5+ YOE5+ years software development or automation engineering experience; proficiency with Python/Node.js, BPM and low-code tools, AWS, data integration, Agile; bachelor's degree or equivalent.
Python, Node.js, Appian, Mendix, OutSystems, AWS, Azure Fabric, SQL Server, S3, RedShift
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Staff Software Engineer-Enterprise Tech
Irvine or United States
$180k-$231k/yr RemoteFull Time
Turion Space
Turion Space: Builds spacecraft for orbital debris removal and satellite servicing.
7+ YOEBachelor's degree or equivalent, 7+ years software development experience, full‑stack and distributed systems expertise, leadership experience, cloud-native and AI/LLM integration experience.
Go, Python, JavaScript/TypeScript, LLMs, RAG, PostgreSQL, Snowflake, React, Kubernetes, Azure, AWS
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3mo
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Engineering - Data Platform - Senior Software Engineer
Carlsbad, California, United States
OnsiteFull Time
LightBox
LightBox: Providing data and workflow solutions for commercial real estate.
6+ YOE6+ years of software engineering; production API/microservice experience; Python/TypeScript; cloud (AWS/GCP); containers; CI/CD; developer tooling; LLM integration patterns.
Python, TypeScript, Node.js, AWS, GCP, Docker, Kubernetes, CI/CD, APIs, Microservices, OpenAI, LiteLLM, OpenRoute, AWS BedRock
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Senior Software Engineer (MCP Servers)
Irvine or Dallas
$129k-$160k/yr HybridFull Time
Cotality
Cotality: Provider of property intelligence, data, and analytics solutions.
5+ YOEBachelor's degree or equivalent experience,5+ years software development,proficiency in Python,JavaScript/Node.js,Java,API and AI integration experience with MCP and Apigee X,API security and CI/CD experience.
MCP, Apigee X, Apigee XT, MCP Inspector, Python, JavaScript, Node.js, Java, HTTP, gRPC, WebSocket, OAuth, JSON Web Tokens (JWT), Spike Arrest, OpenAPI, Jenkins, Git, Maven, Apigee Analytics, Google Authentication
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Senior Software Developer - EDI
Oceanside, California, United States
$142k-$171k/yr OnsiteFull Time
MagnaFlow
MagnaFlow: Designs and manufactures automotive performance exhaust and suspension systems.
B.S. in Computer Science or Engineering; strong experience with system integrations/APIs (REST, SOAP), EDI standards (ANSI X12, EDIFACT), middleware/integration platforms, scripting (C#, Python, PowerShell), ERP integrations (IFS, Epicor, SAP), and EDI/VAN onboarding.
REST, SOAP, ANSI X12, EDIFACT, APIs, C#, Python, PowerShell, IFS, Epicor, SAP, VAN
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Software Developer (Salesforce)
Irvine, California, United States
$100k-$155k/yr HybridFull Time
Hyundai Capital
Hyundai Capital: Provides automotive financing and insurance services for vehicle customers.
5+ YOE5–7 years Salesforce development experience; strong Apex, Flow, Salesforce customization, integrations, APIs, asynchronous processing, and CI/CD; bachelor\u0002s degree preferred.
Salesforce, Apex, Flow, APIs, CI/CD
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Robotics Engineer, Humanoid System Integration
Irvine, California, United States
OnsiteFull Time
Field AI
Field AI: Develops autonomous software brains for robots in unstructured environments.
Hands-on experience integrating humanoid hardware and software, strong C++ and Python on Linux, ROS/ROS2 experience, hardware bring-up, diagnostics, and test development; MS/PhD preferred (BS considered).
C++, Python, Linux, ROS, ROS2
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Software Engineer - 3GPP/NTN Work
Germantown or Carlsbad
$141k-$222k/yr HybridFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
3+ YOEBS in Computer Science or equivalent; 3-5 years in 3GPP/NTN, network programming, embedded environments; experience with O-RAN RU integration; NetConf, YANG; Docker, Kubernetes, Golang, Python, Github Actions, Jenkins.
Docker, Kubernetes, Golang, Python, Github Actions, Jenkins
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Software Developer (Salesforce)
Irvine, California, United States
$100k-$155k/yr HybridFull Time
Hyundai Capital
Hyundai Capital: Provides automotive financing and leasing for Hyundai Motor Group.
5+ YOE5–7 years Salesforce development experience; strong Apex, Flow, Salesforce customization, integrations, APIs, and CI/CD knowledge; preferred Salesforce certifications and Financial/Automotive Cloud experience; bachelor's degree preferred.
Apex, Flow, Salesforce, Financial Services Cloud, Automotive Cloud, APIs, CI/CD
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3mo
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Software Engineer - 3GPP/NTN Work
Germantown or Carlsbad
$141k-$222k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.
3+ YOEBS in Computer Science; 3-5 years in 3GPP/NTN; network programming and embedded work; O-RAN RU integration; Docker/Kubernetes; Golang, Python; GitHub Actions, Jenkins; NetConf/YANG.
Docker, Kubernetes, Golang, Python, GitHub Actions, Jenkins, NetConf, YANG
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LoopNet - Senior Software Engineer (C#/.NET)
Irvine or Orange County
$124k-$187k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Provides global real estate information, analytics, and online marketplaces.
7+ YOEBachelor's degree, 7+ years production .NET/C# experience, AWS and Apache Kafka experience, frontend knowledge (Vue/React/Angular, TypeScript), SQL/NoSQL, Git, unit/performance/integration testing experience.
C#, .NET, .NET Core, AWS, Apache Kafka, Vue, React, Angular, TypeScript, Microsoft SQL, MySQL, NoSQL, Git, GitHub Copilot, Claude Code
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Software Development Engineer II- Back End
Redlands or St. Louis or Vienna
$97k-$162k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years backend engineering experience building services with Python, Node.js/JavaScript, or Java; REST API design; ArcGIS Enterprise integration; containerization (Docker/Kubernetes); Top Secret/SCI clearance required; Bachelor's degree in CS/Math/GIS/STEM.
Python, Node.js, JavaScript, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL, PostGIS, SQL Server, REST APIs
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LoopNet - Senior Software Engineer (C#/.NET)
Irvine, California, United States
$124k-$187k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Global provider of commercial and residential real estate data.
7+ YOEBachelor's degree required; 7+ years production .NET/C# experience; AWS and Kafka experience; frontend knowledge (Vue/React/Angular, TypeScript); SQL/NoSQL and Git workflows; unit, integration, and performance testing experience.
C#, .NET, .NET Core, AWS, Apache Kafka, Vue, React, Angular, TypeScript, Git, SQL, MS SQL, MySQL, NoSQL, Claude Code, GitHub Copilot
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